Polypropylene composition, a method of producing the same, and articles made therefrom
US8436089B2 · kind B2 · utility
5Cited by
6References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 27, 2008 |
| Grant date | May 7, 2013 |
| Priority date | — |
| Expiry date | Jan 17, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2023/44
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The instant invention is a polypropylene composition, a method of producing the same, and articles made therefrom. The polypropylene composition according to instant invention includes the reactive melt blending product of a high crystalline polypropylene having a crystallinity of at least 64 percent, an elastomer, a coupling agent, and optionally a filler. The polypropylene composition according to instant invention has a melt flow rate in the range of less than 1 g/10 minutes measured at 230° C. under a load of 2.16 kg in accordance with ASTM-D 1238.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.